.m-life{
    width: 710px;
    float: left;
    li{
        margin-top: 10px;
    }
    .slider{
        width: 550px;
        height: 240px;
        float: left;
        img{
            width: 550px;
            height: 240px;
        }
    }
    .mt-ad1{
        width: 150px;
        height: 240px;
        float: right;
        img{
            width: 150px;
            height: 240px;
        }
    }
    .m-ad{
        display: block;
        float: left;
    }
    .mt-ad2,.mt-ad3{
        img{
            width: 270px;
            height: 165px;
        }
    }
    .mt-ad3,.mt-ad4{
        margin-left: 10px;
    }
    .mt-ad4{
        img{
            width: 150px;
            height: 165px;
        }
    }
}